How To Fix USMD1179 - Hierarchy name is not defined consistently

SAP Error Message - Details

• Message type: E = Error

• Message class: USMD1 - Datenmodel

• Message number: 179

• Message text: Hierarchy name is not defined consistently

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message USMD1179 - Hierarchy name is not defined consistently ?

  The SAP error message USMD1179, which states "Hierarchy name is not defined consistently," typically occurs in the context of SAP Master Data Governance (MDG) when there is an inconsistency in the hierarchy definitions for a particular master data object. This can happen when the hierarchy structure is not properly maintained or when there are discrepancies in the naming or configuration of the hierarchy.
  Causes:
  
  Inconsistent Hierarchy Definitions: The hierarchy might be defined differently in various places, leading to conflicts.
  Missing Hierarchy Nodes: Some nodes in the hierarchy may not be defined or are missing, causing the hierarchy to be incomplete.
  Incorrect Configuration: The configuration settings for the hierarchy might not align with the expected structure.
  Data Model Issues: There may be issues with the underlying data model that affect how hierarchies are represented.
  Transport Issues: If the hierarchy was transported from one system to another, there may have been issues during the transport process.
  
  Solutions:
  
  Check Hierarchy Definitions: Review the hierarchy definitions in the relevant configuration settings to ensure they are consistent across all instances.
  Validate Hierarchy Structure: Use transaction codes like RSH1 (for creating hierarchies) or RSH2 (for displaying hierarchies) to validate the structure and ensure all nodes are correctly defined.
  Recreate Hierarchy: If the hierarchy is corrupted or inconsistent, consider recreating it from scratch to ensure all nodes and relationships are correctly established.
  Review Transport Logs: If the issue arose after a transport, check the transport logs for any errors or warnings that might indicate what went wrong.
  Consult Documentation: Refer to SAP documentation or notes related to the specific version of MDG you are using for any known issues or additional troubleshooting steps.
  Use SAP Notes: Search for relevant SAP Notes that might address this specific error message or provide guidance on resolving hierarchy issues.
  
  Related Information:
  
  SAP Master Data Governance (MDG): This is the module where the error typically occurs, and understanding its architecture and data model can help in troubleshooting.
  Hierarchy Management: Familiarize yourself with how hierarchies are managed within SAP, including the creation, maintenance, and validation processes.
  SAP Community and Forums: Engaging with the SAP community can provide insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.